If you are downloading from unofficial sources, always use a VPN for privacy and understand the risks of malware. The best ethical alternative is to buy the Blu-ray and use MakeMKV to create your own dual audio 1080p file.
Having a file means you are future-proofing your digital library. You can watch it on a flight with English audio, and later play it for family members who prefer Hindi or another language at home—all in crystal clear 1080p resolution. avenger age of ultron dual audio 1080p top